* {
  box-sizing: border-box;
}

.body {
  font-size: 16px;
  font-family: monospace;
  display: flex;
  flex-flow: column nowrap;
  align-items: center;
  justify-content: center;
  height: 100vh;
  background-position: center center;
  background-size: cover;
}

.container {
  margin: 0 auto;
  max-width: 800px;
  padding: 0 10px;
}

.captcha {
  display: flex;
  flex-flow: column nowrap;
  align-items: stretch;
  justify-content: center;
  row-gap: 20px;
  width: 300px;
}

.captcha__pic {
  width: 100%;
  display: flex;
  flex-flow: column nowrap;
  align-items: center;
  justify-content: center;
}

.captcha__img {
  width: 100%;
}

.captcha__form {
  display: flex;
  flex-flow: column nowrap;
  align-items: stretch;
  justify-content: flex-start;
  row-gap: 15px;
}

.captcha__label {
  display: flex;
  flex-flow: column nowrap;
  align-items: flex-start;
  justify-content: flex-start;
  row-gap: 10px;
}

.capthca__answer {
  width: 100%;
  padding: 6px 8px;
  font-size: 20px;
  font-weight: bold;
}

.captcha__controls {
  display: flex;
  flex-flow: column nowrap;
  align-items: center;
  justify-content: center;
  row-gap: 10px;
}

.captcha__submit {
  padding: 6px 8px;
  cursor: pointer;
  font-size: 18px;
  width: 100%;
  text-transform: uppercase;
}

.captcha__change {
  font-size: 12px;
  text-decoration: none;
  color: darkgray;
  transition: .3s color ease;
}

.captcha__change:hover {
  color: #2b2b2b;
}
